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package org.apache.maven.doxia.module.twiki.parser; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import org.apache.maven.doxia.util.ByLineSource; |
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import org.apache.maven.doxia.parser.ParseException; |
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36 | 198 | public class TableBlockParser |
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implements BlockParser |
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{ |
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42 | 2 | private static final Pattern TABLE_PATTERN = Pattern.compile( "^\\s*([|].*[|])+\\s*$" ); |
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private FormatedTextParser textParser; |
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public final boolean accept( final String line ) |
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{ |
52 | 148 | return TABLE_PATTERN.matcher( line ).lookingAt(); |
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} |
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public final Block visit( final String line, final ByLineSource source ) |
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throws ParseException |
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{ |
61 | 8 | if ( !accept( line ) ) |
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{ |
63 | 0 | throw new IllegalAccessError( "call accept before this ;)" ); |
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} |
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66 | 8 | final List<Block> rows = new ArrayList<Block>(); |
67 | 8 | String l = line; |
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do |
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{ |
71 | 22 | final Matcher m = TABLE_PATTERN.matcher( l ); |
72 | 22 | if ( m.lookingAt() ) |
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{ |
74 | 22 | final List<Block> cells = new ArrayList<Block>(); |
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77 | 82 | for ( int lh = l.indexOf( '|' ) + 1, rh; ( rh = l.indexOf( '|', lh ) ) != -1; lh = rh + 1 ) |
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{ |
79 | 60 | final Block[] bs = textParser.parse( l.substring( lh, rh ).trim() ); |
80 | 60 | if ( bs.length == 1 && bs[0] instanceof BoldBlock ) |
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{ |
82 | 16 | final Block[] tmp = ( (BoldBlock) bs[0] ).getBlocks(); |
83 | 16 | cells.add( new TableCellHeaderBlock( tmp ) ); |
84 | 16 | } |
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else |
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{ |
87 | 44 | cells.add( new TableCellBlock( bs ) ); |
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} |
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} |
90 | 22 | rows.add( new TableRowBlock( (Block[]) cells.toArray( new Block[] {} ) ) ); |
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} |
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} |
94 | 22 | while ( ( l = source.getNextLine() ) != null && accept( l ) ); |
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96 | 8 | assert rows.size() >= 1; |
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98 | 8 | return new TableBlock( rows.toArray( new Block[] {} ) ); |
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} |
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public final void setTextParser( final FormatedTextParser textParser ) |
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{ |
108 | 208 | if ( textParser == null ) |
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110 | 0 | throw new IllegalArgumentException( "argument can't be null" ); |
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} |
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113 | 208 | this.textParser = textParser; |
114 | 208 | } |
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} |